During Legowelt’s Studio Tour for *Future Music Magazine*, at 5:23 Legowelt talks about how this "is basically two [Roland JX-8P’s](http://equipboard.com/items/roland-jx-8p) into a giant new case. This was the flagship synthesizer in the mid 80s…it was a successor to the [Roland Jupiter-8](http://equipboard.com/items/roland-jupiter-8-synthesizer).